If you are looking for an easy to use screen capture tool, this works great. LuJoSoft ScreenCapture will allow you to take screenshot from any part of your screen with just a few mouse clicks and you will get your first image in under a minute. Great tool!

Features:

Portable.

Easy to use.

Quick.

No running process in the background.

Very small 558KB.

It's absolutely Free!!! No catch no nag screen or cripple function.

System requirement:

Should work on any windows version tested only on 32bit OS.

.Net framework 3.5 SP1

How to use:
Simple just double click on LuJoSoft ScreenCapture.exe to start the application.